当我们谈论粮食安全时,我们实际上是在谈论国家安全。
你跑得越多,他们追得越紧。
The future of exoplanet research lies in the development of more sensitive instruments and the collaboration of scientists worldwide.
"The cost of oblivious daydreaming was always this moment of return, the realignment with what had been before and now seemed a little worse."